Ejbs{ }
createEjbDescriptors{
  List<EjbDescriptor<?>> ejbs=new ArrayList<EjbDescriptor<?>>();
  for (  Class<?> ejbClass : findEjbs(classes)) {
    ejbs.add(MockEjbDescriptor.of(ejbClass));
}
findEjbs{
  Set<Class<?>> ejbs=new HashSet<Class<?>>();
  for (  Class<?> clazz : classes) {
    if (clazz.isAnnotationPresent(Stateless.class) || clazz.isAnnotationPresent(Stateful.class) || clazz.isAnnotationPresent(MessageDriven.class)|| clazz.isAnnotationPresent(Singleton.class)|| EnterpriseBean.class.isAssignableFrom(clazz)) {
      ejbs.add(clazz);
}
